Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8425660 | Method for extracting water from air, and device therefor | Nao Okuhata | 2013-04-23 |
| 7533538 | Dehumidifier | — | 2009-05-19 |
| 7147036 | Heat exchanger, a method for producing the same and a dehumidifier containing the same | — | 2006-12-12 |
| 7025119 | Heat exchanger, a method for producing the same and a dehumidifier containing the same | — | 2006-04-11 |
| 6863715 | Method for cleaning air and apparatus therefor, and method for humidifying air and apparatus therefor | Yasushi Ishikawa, Shigemi Watanabe, Kazunari Kakuta | 2005-03-08 |
| 6814132 | Heat exchanger, a method for producing the same and a dehumidifier containing the same | — | 2004-11-09 |
| 6663695 | Apparatus for cleaning air and for humidifying air | Yasushi Ishikawa, Shigemi Watanabe, Kazunari Kakuta | 2003-12-16 |
| 6308525 | Dehumidification apparatus | Yasushi Ishikawa, Kazunari Kakuta | 2001-10-30 |
| 6301915 | Dehumidification apparatus | Yasushi Ishikawa, Kazunari Kakuta | 2001-10-16 |